22112112193 has 2 divisors, whose sum is σ = 22112112194. Its totient is φ = 22112112192.

The previous prime is 22112112107. The next prime is 22112112221. The reversal of 22112112193 is 39121121122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21980138049 + 131974144 = 148257^2 + 11488^2 .

It is a cyclic number.

It is not a de Polignac number, because 22112112193 - 2¹⁷ = 22111981121 is a prime.

It is not a weakly prime, because it can be changed into another prime (22112112793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11056056096 + 11056056097.

It is an arithmetic number, because the mean of its divisors is an integer number (11056056097).

Almost surely, 2^22112112193 is an apocalyptic number.

It is an amenable number.

22112112193 is a deficient number, since it is larger than the sum of its proper divisors (1).

22112112193 is an equidigital number, since it uses as much as digits as its factorization.

22112112193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 25.

The spelling of 22112112193 in words is "twenty-two billion, one hundred twelve million, one hundred twelve thousand, one hundred ninety-three".